MiG-21PFS, Su-20, MiG-17F Airplanes - Static Display, Airplanes - Military - Static Display - Fighters, Airplanes - Classic Aircraft Links: en.wikipedia.org, www.airwar.ru, russianplanes.net, en.wikipedia.org, www.airwar.ru, russianplanes.net, en.wikipedia.org, www.airwar.ru, russianplanes.net, www.spottingmode.com By: Fab